1296180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1$

素因数の和:413

約数の個数: 72

約数和(自身を含む): 4149600

約数和(自身を除く): 2853420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 379, 380, 570, 684, 758, 855, 1137, 1140, 1516, 1710, 1895, 2274, 3411, 3420, 3790, 4548, 5685, 6822, 7201, 7580, 11370, 13644, 14402, 17055, 21603, 22740, 28804, 34110, 36005, 43206, 64809, 68220, 72010, 86412, 108015, 129618, 144020, 216030, 259236, 324045, 432060, 648090, 1296180]

約数ペア:

[(1, 1296180), (2, 648090), (3, 432060), (4, 324045), (5, 259236), (6, 216030), (9, 144020), (10, 129618), (12, 108015), (15, 86412), (18, 72010), (19, 68220), (20, 64809), (30, 43206), (36, 36005), (38, 34110), (45, 28804), (57, 22740), (60, 21603), (76, 17055), (90, 14402), (95, 13644), (114, 11370), (171, 7580), (180, 7201), (190, 6822), (228, 5685), (285, 4548), (342, 3790), (379, 3420), (380, 3411), (570, 2274), (684, 1895), (758, 1710), (855, 1516), (1137, 1140)]